What is the completely factored form of x3 – 64x?
x(x – 8)(x – 8)
(x-4){x^2+4x+16}
x(x – 8)(x + 8)
(x – 4)(x + 4)(x + 4)

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?